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From Joel Bernstein <joels...@gmail.com>
Subject Re: Find groups where at least one item matches a query
Date Mon, 06 Feb 2017 03:24:47 GMT
Take a look at the graph expressions:

https://cwiki.apache.org/confluence/display/solr/Graph+Traversal

Joel Bernstein
http://joelsolr.blogspot.com/

On Sun, Feb 5, 2017 at 3:43 PM, Alexandre Rafalovitch <arafalov@gmail.com>
wrote:

> What about collapse and expand with overriden query. Something like
> this (against 6.4 techproducts example):
> http://localhost:8983/solr/techproducts/select?expand.q=*
> :*&expand=true&fq={!collapse%20field=manu_id_s}&indent=on&
> q=name:CORSAIR&wt=json
>
> Note that the main document area contains the head document and the
> expanded area contains the rest of them, up to provided/default limit.
> For further info, see
> https://cwiki.apache.org/confluence/display/solr/
> Collapse+and+Expand+Results
>
> Regards,
>    Alex.
> ----
> http://www.solr-start.com/ - Resources for Solr users, new and experienced
>
>
> On 5 February 2017 at 14:55, Cristian Popovici
> <cristi.popovici@visionsr.com> wrote:
> > Doesn't seem to work - I'm doing a query like this and I get only one
> result
> >
> > q=pathology:normal&group=true&group.field=groupId&*group.limit=2*
> >
> > On Sun, Feb 5, 2017 at 7:20 PM, Nick Vasilyev <nick.vasilyev1@gmail.com>
> > wrote:
> >
> >> Check out the group.limit argument.
> >>
> >> On Feb 5, 2017 12:10 PM, "Cristian Popovici" <
> cristi.popovici@visionsr.com
> >> >
> >> wrote:
> >>
> >> > Erick, thanks for you answer.
> >> >
> >> > Sorry - I forgot to mention that I do not know the group id when I
> >> perform
> >> > the query.
> >> > Grouping - I think - does not help for me as it filters out the
> documents
> >> > that do not meet the filter criteria.
> >> >
> >> > Example:
> >> > *q=pathology:Normal&group=true&group.field=groupId*  will miss
out
> the
> >> > "pathology":
> >> > "Metastasis".
> >> >
> >> > I need to retrieve both documents in the same group even if only one
> >> meets
> >> > the search criteria.
> >> >
> >> > Thanks!
> >> >
> >> > On Sun, Feb 5, 2017 at 6:54 PM, Erick Erickson <
> erickerickson@gmail.com>
> >> > wrote:
> >> >
> >> > > Isn't this just "&fq=groupId:223"?
> >> > >
> >> > > Or do you mean you need multiple _groups_? In which case you can use
> >> > > grouping, see:
> >> > > https://cwiki.apache.org/confluence/display/solr/
> >> > > Collapse+and+Expand+Results
> >> > > and/or
> >> > > https://cwiki.apache.org/confluence/display/solr/Result+Grouping
> >> > >
> >> > > but do note there are some limitations in distributed mode.
> >> > >
> >> > > Best,
> >> > > Erick
> >> > >
> >> > > On Sun, Feb 5, 2017 at 1:49 AM, Cristian Popovici
> >> > > <cristi.popovici@visionsr.com> wrote:
> >> > > > Hi all,
> >> > > >
> >> > > > I'm new to Solr and I need a bit of help.
> >> > > >
> >> > > > I have a structure of documents indexed in Solr that are grouped
> >> > together
> >> > > > by a property. I need to retrieve all groups where at least one
> entry
> >> > in
> >> > > > the group matches a query.
> >> > > >
> >> > > > Example:
> >> > > > I have two documents indexed and both share the *groupId *property
> >> that
> >> > > > defines the grouping field.
> >> > > >
> >> > > > *{*
> >> > > > *        "groupId": "223",*
> >> > > > *        "modality": "Computed Tomography",*
> >> > > > *        "anatomy": "Subcutaneous fat",*
> >> > > > *        "pathology": "Metastasis",*
> >> > > > *}*
> >> > > >
> >> > > > *{*
> >> > > > *        "groupId": "223",*
> >> > > > *        "modality": "Computed Tomography",*
> >> > > > *        "anatomy": "Subcutaneous fat",*
> >> > > > *        "pathology": "Normal",*
> >> > > > *}*
> >> > > >
> >> > > > I need to retrieve both entries in the group when performing
a
> query
> >> > > like:
> >> > > >
> >> > > > *(pathology:Normal)*
> >> > > > Is this possible in solr?
> >> > > >
> >> > > > Thanks!
> >> > >
> >> >
> >>
>

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